PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/30-04:57:30
G01     74.2           32.1               24.4 +/-    0.41      40.9 +/-    0.41  0.040 / 0.040
G07     133.9          35.7                8.6 +/-    0.70      13.4 +/-    0.70  0.040 / 0.040
G11     59.5           37.8                5.8 +/-    0.87       8.7 +/-    0.87  0.090 / 0.360
G13     279.4          39.2                7.4 +/-    0.81      10.9 +/-    0.81  0.090 / 0.330
G15     304.4          15.5                2.9 +/-    3.39       7.1 +/-    3.39  0.070 / 0.080
G17     223.7          65.1               10.0 +/-    0.96      10.9 +/-    0.96  0.070 / 0.080
G19     219.4          39.8               11.0 +/-    1.16      16.0 +/-    1.16  0.050 / 0.060
G28     351.9          61.5                1.9 +/-    0.97       2.1 +/-    0.97  0.040 / 0.060
G30     128.9          71.0               30.8 +/-    0.72      32.3 +/-    0.72  0.040 / 0.090